Spherical triangle
n. 球面三角形
🧩 词语组成解析
🗣️ 情景例句
Sure. Would you please sign your name on the back, sir, with your passport number?
每问题。先生，请您在支票背后签上名字和护照号码。
He has lived here for a year.
他在这儿住了一年。[持续到现在的行为]
the bank must recognize its customer's signature.
因为银行有责任辩认出其储户的签名。